worldcat.org
WorldCat is a union catalog that itemizes the collections of 17,900 libraries in 123 countries and territories that participate in the OCLC global cooperative. It is operated by OCLC, Inc. The subscribing member libraries collectively maintain WorldCat's database, the world's largest bibliographic database. OCLC makes WorldCat itself available free to libraries, but the catalog is the foundation for other subscription OCLC services. WorldCat is used by the general public and by librarians for cataloging and research. More information...
Multilingual Wikipedia
In June 2020 the website worldcat.org was on the 68th place in the ranking of the most reliable and popular sources in multilingual Wikipedia from readers' point of view (PR-score). If we consider only frequency of appearance of this source in references of Wikipedia articles (F-score), this website was on the 83rd place in June 2020. From Wikipedians' point of view, "worldcat.org" is the 79th most reliable source in different language versions of Wikipedia (AR-score).
The website is placed before bloomberg.com and after lemonde.fr in multilingual PR ranking of the most reliable sources in Wikipedia.
68th place 79th place 83rd placeSpanish Wikipedia (es)
15th place 35th placeEnglish Wikipedia (en)
276th place 184th place 112th placeFrench Wikipedia (fr)
27th place 25th placePortuguese Wikipedia (pt)
28th place 73rd place 50th placeItalian Wikipedia (it)
35th place 60th placeCatalan Wikipedia (ca)
13th place 16th placeWikipedia Languages
- ar Arabic
- az Azerbaijani
- be Belarusian
- bg Bulgarian
- ca Catalan
- cs Czech
- da Danish
- de German
- el Greek
- en English
- eo Esperanto
- es Spanish
- et Estonian
- eu Basque
- fa Persian
- fi Finnish
- fr French
- gl Galician
- he Hebrew
- hi Hindi
- hr Croatian
- hu Hungarian
- hy Armenian
- id Indonesian
- it Italian
- ja Japanese
- ka Georgian
- kk Kazakh
- ko Korean
- la Latin
- lt Lithuanian
- ms Malay
- nl Dutch
- nn Norwegian (Nynorsk)
- no Norwegian
- pl Polish
- pt Portuguese
- ro Romanian
- ru Russian
- sh Serbo-Croatian
- simple Simple English
- sk Slovak
- sl Slovenian
- sr Serbian
- sv Swedish
- ta Tamil
- th Thai
- tr Turkish
- uk Ukrainian
- ur Urdu
- uz Uzbek
- vi Vietnamese
- vo Volapük
- zh Chinese
- zh-min-nan Min Nan
- More languages...
About project
Popularity and reliability assessment of sources in references of Wikipedia in different languages. Data extraction based on complex method using Wikimedia dumps in July 2020. To find the most popular and reliable sources we used information about over 200 million references of Wikipedia articles. More details in the research "Modeling Popularity and Reliability of Sources in Multilingual Wikipedia". Values for PR-score and AR-score were additinaly increased 100 times (to distinguish smaller values in the ranking).